<?php

class TicketController extends Controller {
    /**
     * @var string the default layout for the views. Defaults to 'column2', meaning
     * using two-column layout. See 'protected/views/layouts/column2.php'.
     */
    public $layout='backend.views.layouts.column2';

    /**
     * @var CActiveRecord the currently loaded data model instance.
     */
    private $_model;

    /**
     * @return array action filters
     */
    public function filters() {
        return array(
                'accessControl', // perform access control for CRUD operations
        );
    }

    /**
     * Specifies the access control rules.
     * This method is used by the 'accessControl' filter.
     * @return array access control rules
     */
    public function accessRules() {
        return array(
                array('allow',  // allow all users to perform 'index' and 'view' actions
                        'actions'=>array('index','view'),
                        'users'=>array('*'),
                ),
                array('allow', // allow authenticated user to perform 'create' and 'update' actions
                        'actions'=>array('create','update'),
                        'users'=>array('@'),
                ),
                array('allow', // allow admin user to perform 'admin' and 'delete' actions
                        'actions'=>array('admin','delete'),
                        'users'=>array('admin'),
                ),
                array('deny',  // deny all users
                        'users'=>array('*'),
                ),
        );
    }

    /**
     * Displays a particular model.
     */
    public function actionView() {
        $this->render('view',array(
                'model'=>$this->loadModel(),
        ));
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate() {
        $model=new Ticket;

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if(isset($_POST['Ticket'])) {
            $model->attributes=$_POST['Ticket'];
            if($model->save())
                $this->redirect(array('view','id'=>$model->id_ticket));
        }

        $this->render('create',array(
                'model'=>$model,
        ));
    }

    /**
     * Updates a particular model.
     * If update is successful, the browser will be redirected to the 'view' page.
     */
    public function actionUpdate() {
        $model=$this->loadModel();

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if(isset($_POST['Ticket'])) {
            $model->attributes=$_POST['Ticket'];
            if($model->save())
                $this->redirect(array('view','id'=>$model->id_ticket));
        }

        $this->render('update',array(
                'model'=>$model,
        ));
    }

    /**
     * Deletes a particular model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     */
    public function actionDelete() {
        if(Yii::app()->request->isPostRequest) {
            // we only allow deletion via POST request
            $this->loadModel()->delete();

            // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
            if(!isset($_GET['ajax']))
                $this->redirect(array('index'));
        }
        else
            throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
    }

    /**
     * Lists all models.
     */
    public function actionIndex() {
        $criteria=new CDbCriteria(array('order'=>'id_ticket DESC',));
        $dataProvider=new CActiveDataProvider('Ticket', array('criteria'=>$criteria,));
        $this->render('index',array(
                'dataProvider'=>$dataProvider,
        ));
    }

    /**
     * Manages all models.
     */
    public function actionAdmin() {
        $model=new Ticket('search');
        if(isset($_GET['Ticket']))
            $model->attributes=$_GET['Ticket'];

        $this->render('admin',array(
                'model'=>$model,
        ));
    }

    /**
     * Returns the data model based on the primary key given in the GET variable.
     * If the data model is not found, an HTTP exception will be raised.
     */
    public function loadModel() {
        if($this->_model===null) {
            if(isset($_GET['id']))
                $this->_model=Ticket::model()->findbyPk($_GET['id']);
            if($this->_model===null)
                throw new CHttpException(404,'The requested page does not exist.');
        }
        return $this->_model;
    }

    /**
     * Performs the AJAX validation.
     * @param CModel the model to be validated
     */
    protected function performAjaxValidation($model) {
        if(isset($_POST['ajax']) && $_POST['ajax']==='ticket-form') {
            echo CActiveForm::validate($model);
            Yii::app()->end();
        }
    }
}
